The register
The register lists Tempnur Ltd in Rotherham, South Yorkshire as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Rating on the current register: Worker (A rating).
Companies House lists it as Tempnur Ltd, number 11718420, incorporated 2018: 7 years of filings behind the name. The registered office is at Office 5, Manvers House Pioneer Close Wath-Upon-Dearne, Wath-Upon-Dearne, Rotherham, South Yorkshire, S63 7JZ, S63 7JZ. By its SIC codes the business is in health care.
Holding a licence is the expensive, slow part done. For Tempnur Ltd the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.